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Forum: Discrete Mathematics, Set Theory, and Logic

Discrete Math, Graph Theory, Combinatorics, Recurrence Relations (Difference Equations), Set Theory, General and Symbolic Logic

  1. Sticky Thread Sticky Threads

  2. Sticky Thread Difference equation tutorial: draft of part II

    Started by chisigma, April 15th, 2012 12:32
    • Replies: 2
    • Views: 3,124
    March 2nd, 2013, 05:47 Go to last post
  3. Sticky Thread Difference equation tutorial: draft of part I

    Started by chisigma, March 2nd, 2012 12:37
    • Replies: 3
    • Views: 3,362
    March 6th, 2012, 03:02 Go to last post
  4. Sticky Thread Please Read Before Posting Logic Questions

    Started by Ackbach, January 27th, 2012 23:00
    • Replies: 0
    • Views: 1,703
    January 27th, 2012, 23:00 Go to last post
  1. Normal Thread Normal Threads

  2. Different Number of Equivalence Relations

    Started by Yankel, May 24th, 2017 16:53
    approach, classes, equivalence, number, relations
    • Replies: 4
    • Views: 60
    Today, 04:46 Go to last post
  3. Proving sets

    Started by khoo, May 25th, 2017 22:21
    prove, proving, sets
    • Replies: 1
    • Views: 42
    Yesterday, 07:11 Go to last post
    • Replies: 5
    • Views: 149
    May 11th, 2017, 22:56 Go to last post
  4. Two graph theory problems

    Started by Puzzles, May 9th, 2017 15:06
    bipartite, complete, graph, graphs, tree
    • Replies: 2
    • Views: 96
    May 10th, 2017, 18:17 Go to last post
  5. linear conqruence and relations problem

    Started by mehdi98, May 1st, 2017 10:02
    linear, linear congruence, mod, relations, solutions
    • Replies: 2
    • Views: 123
    May 1st, 2017, 16:34 Go to last post
  6. Pigeonhole Principle Problems

    Started by Yankel, April 30th, 2017 13:05
    couple, numbers, points, principle, prove
    • Replies: 2
    • Views: 93
    April 30th, 2017, 17:00 Go to last post
  7. Recurrence equation

    Started by Puzzles, April 23rd, 2017 09:54
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 478
    April 24th, 2017, 15:22 Go to last post
  8. Help with difference equation

    Started by Puzzles, April 16th, 2017 12:22
    • Replies: 9
    • Views: 195
    April 16th, 2017, 14:21 Go to last post
  9. graph theory (permutation)

    Started by happinessuni, April 9th, 2017 17:44
    • Replies: 2
    • Views: 132
    April 11th, 2017, 09:37 Go to last post
  10. Predicate Logic

    Started by Yankel, April 8th, 2017 04:57
    lid, lids, number, phrase, pot
    • Replies: 3
    • Views: 146
    April 8th, 2017, 22:55 Go to last post
  11. Sets, Relations and Functions

    Started by Plonker, March 27th, 2017 20:49
    • Replies: 1
    • Views: 154
    March 28th, 2017, 13:47 Go to last post
  12. The infinity hotel

    Started by Yankel, March 24th, 2017 10:02
    hotel, infinite, number, people, room
    • Replies: 1
    • Views: 115
    March 24th, 2017, 17:47 Go to last post
  13. chordal graphs and perfect elimination orderings

    Started by mathgirl, March 22nd, 2017 02:54
    graph, pes, show, simplicial, vertex
    • Replies: 0
    • Views: 70
    March 22nd, 2017, 02:54 Go to last post
  14. Natural deduction

    Started by Mia Fuller, March 19th, 2017 11:14
    • Replies: 1
    • Views: 114
    March 20th, 2017, 14:08 Go to last post
  15. Permutations or Combination?

    Started by tmt, March 18th, 2017 13:32
    $x$s, combination, object, places, ways
    • Replies: 1
    • Views: 89
    March 18th, 2017, 13:45 Go to last post
  16. Combinatorics Problem

    Started by Puzzles, March 12th, 2017 17:44
    digit, made, numbers, problem, start
    • Replies: 4
    • Views: 175
    March 13th, 2017, 05:40 Go to last post
  17. Predicate logic question

    Started by tmt, March 9th, 2017 16:34
    exists, forall, happyy, land, predicate
    • Replies: 3
    • Views: 170
    March 10th, 2017, 10:55 Go to last post
  18. Another Logic Question

    Started by Plonker, March 9th, 2017 11:23
    • Replies: 1
    • Views: 117
    March 9th, 2017, 23:05 Go to last post
  19. Logic Questions

    Started by Plonker, March 6th, 2017 10:44
    • Replies: 1
    • Views: 99
    March 6th, 2017, 17:35 Go to last post
  20. Logic

    Started by JamesD, March 6th, 2017 03:36
    • Replies: 3
    • Views: 139
    March 6th, 2017, 12:20 Go to last post
  21. Symmetric Difference Problem

    Started by Yankel, March 2nd, 2017 10:50
    • Replies: 2
    • Views: 116
    March 3rd, 2017, 09:49 Go to last post
  22. Knaster Tarski proof

    Started by Fermat, March 1st, 2017 13:57
    attempt][1]][1], image, knaster, proof, [1]
    • Replies: 3
    • Views: 133
    March 1st, 2017, 20:42 Go to last post
  23. set theory ordinal proof

    Started by Fermat, March 1st, 2017 13:54
    $beta$, ordinal, proof, set, theory
    • Replies: 0
    • Views: 106
    March 1st, 2017, 13:54 Go to last post
  24. [SOLVED] Set theory problem

    Started by FallArk, February 25th, 2017 13:02
    find, function, f^-1gx, set, theory
    • Replies: 7
    • Views: 253
    February 25th, 2017, 18:35 Go to last post
  25. Linear Optimization: Possibilities

    Started by mathmari, February 13th, 2017 04:30
    2 Pages
    1 2
    • Replies: 11
    • Views: 336
    February 17th, 2017, 17:44 Go to last post
  26. Iterative substitution help

    Started by fvnn, February 8th, 2017 03:41
    2^2tn/2^2+n2/2+n^2, 2^3tn/2^3+n2/2^2+n2/2+n^2, iterative, question, substitution
    • Replies: 1
    • Views: 160
    February 8th, 2017, 05:57 Go to last post
  27. Logic

    Started by Leanna, February 6th, 2017 03:54
    appreciative, equivalence, logic, required, solve
    • Replies: 3
    • Views: 227
    February 6th, 2017, 14:34 Go to last post
  28. Relations

    Started by leigh ramona, February 3rd, 2017 19:44
    cap, determine, relation, relations, symmetric
    • Replies: 3
    • Views: 242
    February 4th, 2017, 17:19 Go to last post
  29. Propositions for recursive functions

    Started by evinda, January 31st, 2017 07:28
    2 Pages
    1 2
    domain, enumerable, function, recursive, recursively
    • Replies: 18
    • Views: 681
    February 2nd, 2017, 17:49 Go to last post

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